Home / 13,422,673.49-20,096,488.60-7,252,548.71

Finding the Fourth Proportional to 13,422,673.49, 20,096,488.60 and 7,252,548.71

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Solution

The fourth proportional to 13,422,673.49, 20,096,488.60 and 7,252,548.71 is: 10,858,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,422,673.49 : 20,096,488.60 = 7,252,548.71 : x
  2. Step 2: Convert to fraction form
    13,422,673.49/20,096,488.60 = 7,252,548.71/x
  3. Step 3: Cross multiply
    13,422,673.49x = 20,096,488.60 × 7,252,548.71
  4. Step 4: Simplify right side
    13,422,673.49x = 145,750,762,352,845.91
  5. Step 5: Solve for x
    x = 145,750,762,352,845.91/13,422,673.49
  6. Step 6: Final answer
    x = 10,858,549.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.